冒泡排序
| 4 | * 冒泡排序 |
| 5 | */ |
| 6 | public class BubbleSort implements IArraySort { |
| 7 | |
| 8 | @Override |
| 9 | public int[] sort(int[] sourceArray) throws Exception { |
| 10 | // 对 arr 进行拷贝,不改变参数内容 |
| 11 | int[] arr = Arrays.copyOf(sourceArray, sourceArray.length); |
| 12 | |
| 13 | for (int i = 1; i < arr.length; i++) { |
| 14 | // 设定一个标记,若为true,则表示此次循环没有进行交换,也就是待排序列已经有序,排序已经完成。 |
| 15 | boolean flag = true; |
| 16 | |
| 17 | for (int j = 0; j < arr.length - i; j++) { |
| 18 | if (arr[j] > arr[j + 1]) { |
| 19 | int tmp = arr[j]; |
| 20 | arr[j] = arr[j + 1]; |
| 21 | arr[j + 1] = tmp; |
| 22 | |
| 23 | flag = false; |
| 24 | } |
| 25 | } |
| 26 | |
| 27 | if (flag) { |
| 28 | break; |
| 29 | } |
| 30 | } |
| 31 | return arr; |
| 32 | } |
| 33 | } |
nothing calls this directly
no outgoing calls
no test coverage detected